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May 13th Update: GunMag Warehouse is open and fulfilling orders. Recent improvements have enabled us to significantly improve processing times (currently 1-2 business days). Customer Service is limited to email only.

Bill Ruger launched his company based on a rimfire pistol he built in his garage—that went on to set the gold standard for accuracy, reliability, and value that simply can’t be beat. They’re the most popular rimfire handguns in the world. That’s thanks in no small part to their ultra-reliable factory magazines …

Designed for use with Ruger Mk IV 22/45 and 22/45 Lite pistols, these magazines are designed to meet or exceed the quality and reliability of your original equipment—ensuring optimum fit and function for years to come.

Grab a few spare magazines today and start getting more trigger time at the range!